mu 1 2 3
mu 3 2 4
mu 3 4 5
mu 3 5 6
mu 6 4 7
mu 3 6 8
mu 8 5 9
mu 3 8 10
mu 10 8 11
mu 11 6 12
mu 5 12 13
mu 5 4 14
mu 14 12 15
oup 9 13 9 12 7 15 11 10 3 6
echo "Classes 8A 10AB 15AB 19AB 8C 12B 18B 24A 34B"
# echo "are in 13 9 12 7 15 11 10 3 6"

